Dhcp Option Support - Cisco 8800 Series Manual

Cisco IP Phone Configuration
the syntax of the string that is added in the phone configuration file with XML(cfg.xml) code to configure a
parameter.
Table 7: Parameters for DHCP Options Configuration
Parameter
DHCP Option To Use
DHCPv6 Option To
Use

DHCP Option Support

The following table lists the DHCP options that are supported on the multiplatform phones.
Network Standard
DHCP option 1
DHCP option 2
DHCP option 3
DHCP option 6
DHCP option 15
DHCP option 41
DHCP option 42
DHCP option 43
Description
DHCP options, delimited by commas, used to retrieve firmware and profiles.
Perform one of the following:
• In the phone configuration file with XML(cfg.xml), enter a string in this format:
<DHCP_Option_To_Use
ua="na">66,160,159,150,60,43,125</DHCP_Option_To_Use>
• In the phone web page, enter the DHCP options separated by commas.
Example: 66,160,159,150,60,43,125
Default: 66,160,159,150,60,43,125
DHCPv6 options, delimited by commas, used to retrieve firmware and profiles.
Perform one of the following:
• In the phone configuration file with XML(cfg.xml), enter a string in this format:
<DHCPv6_Option_To_Use ua="na">17,160,159</DHCPv6_Option_To_Use>
• In the phone web page, enter the DHCP options separated by commas.
Example: 17,160,159
Default: 17,160,159
Cisco IP Phone 8800 Series Multiplatform Phone Administration Guide for Release 11.3(1) and Later
Description
Subnet mask
Time offset
Router
Domain name server
Domain name
IP address lease time
NTP server
Vendor-specific information
Can be used for TR.69 Auto Configurations Server
(ACS) discovery.
DHCP Option Support
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